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Chapter 2 Research Process
Part 1: Jan. 24, 2012
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Research Methods Importance of scientific method
Research Process – develop ideas, refine ideas, test them, interpret results 1. Development of ideas – steps? Hypotheses and theories – what are these? Basic v. Applied research –
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Research Process 2. Refining ideas Develop an operational definition:
What is construct validity? Measuring variables – choose method: Self-reports: Bogus pipeline to reduce problems…what is it? Observations: Interrater reliability: Technology:
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Research Process 3. Test ideas:
Descriptive research – examples of each? Archival data Surveys Self-reports:
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Sampling issues with surveys:
How to use random sampling – What is a benefit of random sampling? 2. How to use random assignment into groups - What is a benefit of random assignment?
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Experiment Examples From book, Greitemeyer (2009) “song lyrics and helping” Manipulation? Results? (not in book), Schneider et al (2001) “harassment and heart rate”
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